Bearing unit for a pump



FIG. 1 is a side perspective view of the design;

FIG. 2 is a first side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a plan view thereof; and,

FIG. 7 is an underneath view thereof. 

The ornamental design for a bearing unit for a pump, as shown and described. 